Slopes of Parallel and Perpendicular Lines

Front

What are the slopes of parallel lines?

Back

The slopes of parallel lines are the same.

Front

What are the slopes of perpendicular lines?

Back

The slopes of perpendicular lines are opposite reciprocals.

Front

Back

These lines are Parallel.

Front

Back

Front

Back

These lines are Perpendicular.

Front

Back

These lines are Neither.

Front

Back

The slope is represented by 'm'.

Front

If two lines have slopes of 2 and -rac{1}{2}, what is their relationship?

Back

They are Perpendicular.

Front

Back

The slope is -4.

Front

Back

The slope is -3.